Update duckdb index files

.gitattributes

@@ -52,3 +52,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpg filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
+LangChainDatasets--openapi-chain-klarna-products-get/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

LangChainDatasets--openapi-chain-klarna-products-get/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:63c76ae1ac145200419a4a060eb85c2e02391d9dea17e959465de5168e8e362b
+size 1060864